<html xmlns="http://www.w3.org/1999/xhtml">
<head>
  <title></title>
</head>
<body>
</body>
<script src="require.js" type="text/javascript"></script>
<script type="text/javascript">
  require(['util', 'math', 'num'], function (util, math, num) {

    num = math.getRadom() + '_' + num;
    num = util.formatNum(num);
    console.log(num);
  });
</script>
</html>